import java.util.ArrayList;
import java.util.List;


class StudentCourseTime {
 String student;
 String course;
 int day;
 int period;

 public StudentCourseTime{
     this.student=student;
     this.course= course;
     this.day=day;
     this.period=period;

     @Override
             public toString(){
         return
     }



 }

}
